MPEC 2021-V224 : 2021 UL17
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M.P.E.C. 2021-V224 Issued 2021 November 10, 16:48 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 UL17
Observations:
K21U17L*4C2021 10 26.87920 02 38 51.97 -06 24 31.5 19.6 GVEV224119
K21U17L 4C2021 10 26.88428 02 38 52.82 -06 24 30.4 19.5 GVEV224119
K21U17L 4C2021 10 26.89020 02 38 53.85 -06 24 29.9 19.7 GVEV224119
K21U17L 4C2021 10 30.97932 02 51 53.89 -06 01 54.3 20.4 GVEV224119
K21U17L 4C2021 10 30.99582 02 51 56.85 -06 01 46.1 20.3 GVEV224119
K21U17L 4C2021 10 31.00047 02 51 57.68 -06 01 43.0 20.2 GVEV224119
K21U17L kC2021 10 31.48833 02 53 36.85 -05 56 50.4 19.5 GVEV224Q62
K21U17L kC2021 10 31.48925 02 53 37.02 -05 56 50.8 19.7 GVEV224Q62
K21U17L KC2021 10 31.86316 02 54 49.57 -05 55 03.1 19.8 GXEV224G02
K21U17L KC2021 10 31.87273 02 54 51.34 -05 54 58.7 XEV224G02
Observer details:
119 Abastuman. Observer S. Inasaridze. Measurer L. Elenin. 0.7-m f/3
reflector + CCD.
G02 KYSUCE Observatory, Kysucke Nove Mesto. Observer M. Urbanik. 0.40-m
f/4.5 Corrected Dall-Kirkham + CCD.
Q62 iTelescope Observatory, Siding Spring. Observer L. Elenin. 0.50-m f/4.4
reflector + CCD.
Orbital elements:
2021 UL17 Earth MOID = 0.1425 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5 Pike
M 22.96606 (2000.0) P Q
n 0.33581972 Peri. 284.48771 +0.62663610 -0.77835648
a 2.0498964 Node 126.64382 +0.73224585 +0.57112538
e 0.4522508 Incl. 2.75599 +0.26672686 +0.26072395
P 2.93 H 23.03 G 0.15 U 8
Residuals in seconds of arc
211026 119 0.1- 0.3+ 211030 119 0.1+ 0.2+ 211031 G02 0.3+ 0.6+
211026 119 0.2- 0.3+ 211031 119 (0.1- 1.1+) 211031 G02 0.7+ 0.4+
211026 119 0.3+ 0.5- 211031 Q62 0.2- 0.5+
211030 119 0.0 0.4- 211031 Q62 0.1- 0.3-
Ephemeris:
2021 UL17 a,e,i = 2.05, 0.45, 3 q = 1.1228
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 10 11 01 54 55.1 -05 55 09 0.1894 1.1801 162.1 15.1 20.6
...
2021 10 26 02 36 07.9 -06 26 45 0.1554 1.1409 159.3 17.9 20.2
...
2021 11 03 03 01 49.4 -05 34 25 0.1457 1.1287 158.2 19.1 20.1
...
2021 11 09 03 21 50.4 -04 14 26 0.1423 1.1239 158.1 19.2 20.0
2021 11 10 03 25 11.0 -03 57 40 0.1421 1.1235 158.1 19.2 20.0
2021 11 11 03 28 31.3 -03 39 57 0.1419 1.1231 158.2 19.1 20.0
...
2021 11 17 03 48 11.5 -01 35 46 0.1430 1.1234 158.9 18.4 20.0
...
2021 11 25 04 12 30.0 +01 45 42 0.1496 1.1296 160.9 16.6 20.1
...
2021 12 10 04 49 04.7 +08 36 46 0.1790 1.1588 165.1 12.6 20.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-V224
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